research: Link to TAC for pivo paper

The PDF is also freely available on their website; plus, I've already
generally linked to the arXiv in the paragraph before.

docs/research.html

@@ -111,7 +111,7 @@ <h3 id="published">Published<a href="#published" class="floatleft sec-link">§</
 <ul>
 <li><p></p>
 
-<em><a href="https://arxiv.org/abs/2201.05361">Pivotality, twisted centres and the anti-double of a Hopf monad</a></em> <span class="floatright"><span class="citation" data-cites="halbig24:pivot-hopf">[<a href="#ref-halbig24:pivot-hopf" role="doc-biblioref">HaZo24a</a>]</span></span><br />
+<em><a href="http://www.tac.mta.ca/tac/volumes/41/4/41-04abs.html">Pivotality, twisted centres, and the anti-double of a Hopf monad</a></em> <span class="floatright"><span class="citation" data-cites="halbig24:pivot-hopf">[<a href="#ref-halbig24:pivot-hopf" role="doc-biblioref">HaZo24a</a>]</span></span><br />
 Joint work with Sebastian Halbig.
 <p></p>
 

research.md

@@ -24,7 +24,7 @@ All of my papers are readily available on the [arXiv].[^2]
 
 ## Published
 
-- *[Pivotality, twisted centres and the anti-double of a Hopf monad]* <span class="floatright">[@halbig24:pivot-hopf]</span> \
+- *[Pivotality, twisted centres, and the anti-double of a Hopf monad]* <span class="floatright">[@halbig24:pivot-hopf]</span> \
   Joint work with Sebastian Halbig.
 
   Finite-dimensional Hopf algebras admit a correspondence between
@@ -199,7 +199,7 @@ All of my papers are readily available on the [arXiv].[^2]
 
 [Diagrammatics for Comodule Monads]: https://arxiv.org/abs/2312.13074
 [Duality in Monoidal Categories]: https://arxiv.org/abs/2301.03545
-[Pivotality, twisted centres and the anti-double of a Hopf monad]: https://arxiv.org/abs/2201.05361
+[Pivotality, twisted centres, and the anti-double of a Hopf monad]: http://www.tac.mta.ca/tac/volumes/41/4/41-04abs.html
 [ct23:landscape]: /talks/ct23-landscape.pdf
 [ct23:portrait]: /talks/ct23-portrait.pdf
 [sem:mackey-functors]: https://tony-zorman.com/mackey-functors